The relationship between captive red squirrels (Tamiasciurus hudsonicus) and grey squirrels (Sciurus carolinensis) was studied by comparing the behavior or mixed pairs and conspecific pairs in a large outdoor cage containing one primary nest box above ground and another exposed on the ground ...
red squirrel- common reddish-brown squirrel of Europe and parts of Asia cat squirrel,Sciurus vulgaris tree squirrel- any typical arboreal squirrel genus Sciurus,Sciurus- type genus of the Sciuridae; typical moderate-sized arboreal squirrels
Even within the area occupied by the grey squirrel, red squirrels have frequently been seen during the past two years.doi:10.1038/135113c0NoneNatureNature
【题目】Why does the writer compare the size of red squirrels and grey squirrels?A. To give examples of two types of squirrels.B. T o introduce grey squirrels.C. To help explain why grey squirrels have advantages over reds.D. To talk about his opinion on protecting red squirrels. ...
A. to give an example of two types of squirrels B. to help explain why grey squirrels have advantages over reds C. to introduce grey squirrels D. to discuss the problems with the two species 相关知识点: 试题来源: 解析 B
至于动词变化,neither A nor B是遵循就近原则的,如果AB是主语部分,那么动词变化根据nor后面的B来变化,如Neither red nor grey squirrel is 或Neither red nor grey squirrels are 另外老师提到的语法点是针对A and B的情况~有neither... nor...这样的句型出现的时候,先根据句型特性(比如就近原则)来考虑单复数哦...
FOR years, naturalists have been familiar in a general way with the aptitude shown by the American grey squirrel for colonising parts of Britain, with the controversy regarding the harmfulness or otherwise of its habits, and the allegation that it has driven the native red squirrel before it. ...
A. To give examples of two types of squirrels. B. To introduce grey squirrels. C. To help explain why grey squirrels have advantages over reds. D. To talk about his opinion on protecting red squirrels. 相关知识点: 试题来源: 解析 C ...
Peer Wants Grey Squirrels Collared; Novel Proposal to Protect Red PopulationByline: By Zoe Hughes Political Editor
In parts of Europe, introduced eastern grey squirrels (Sciurus carolinensis) have caused regional extinctions of the native red squirrel (Sciurus vulgaris). However, exposure to pine martens (Martes martes) has been demonstrated to reverse the competitive outcome between red and grey squirrels. The...